#include<cstdio>
#include<iostream>
using namespace std;

int main()
{
    unsigned long long n,m;
    while(cin>>n && n)
    {
        m=(n*10)/9;
        if(n%9==0)
            cout<<m-1<<" "<<m<<endl;
        else
            cout<<m<<endl;
    }
    return 0;
}